H2flow FSFT FillStop™ Automated Filling Tool FillStop™ - A durable and reliable tool that automates the filling of any vessel at startup, after significant draining, OR after liner installation. With failsafes and provisions for liner vacuum shutoff. Simplify Pool Installations Take the hassle out of filling newly installed pools with the FillStop Automated Filling Tool. FillStop is a user-friendly device designed to automate pool filling during new gunite, fiberglass, or liner installations. FillStop is a reusable system that saves your business time and money on every future installation. Specifications: Brand: h2flow Application: Pool Shipping Dimensions: 14.63 x 11.25 x 6 inch Color: Orange Commercial, Residential, or Professional: Professional, Residential Weight: 8 pounds UPC Code: 850052329273 Installation Guide